How do you combine like terms in $(- 8 + 4 n) - (7 + 4 n)$ $(- 8+ 4n ) - ( 7+ 4n )$ ?

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Answer 1 · 2018-04-15T01:39:56

$- 15$ $-15$

distribute the $-$ $-$ to $(7 + 4 n)$ $(7+4n)$
$- 8 + 4 n - 7 - 4 n$ $-8 +4n -7 -4n$
combine the like terms
$- 15$ $-15$

How do you combine like terms in (- 8+ 4n ) - ( 7+ 4n )(−8+4n)−(7+4n)(- 8+ 4n ) - ( 7+ 4n )?